even knew about the yates investigation because i think that you organize the press to be outside scotland yard, or your department did when he made his statement saying that he was not taking matters further. why did you employ him knowing this? >> i want to be as open and helpful as akin to the committee, but as you will be aware on a couple hours ago -- [inaudible] for investigation. i have not been able to take advice in the times i hope that you'll bear with me and perhaps guide me. [inaudible] spent all of our witnesses have been referred to the independent commission and that didn't stop the commissioner, so you can take your guidance of him. this is a committee of parliament which is sovereign, and we can take evidence where ever we want and tell summit is charged with a criminal offense and there's no risk of you being charged, is the? >> i don't believe so. >> so you're free to answer our questions because the point i may, i have not had the opportunity of independent advice were others may have. >> if you could answer our questions. we know the facts, or background anyway. you c